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Protective effect conferred by prior infection and vaccination on COVID-19 in a healthcare worker cohort in South India
Murugesan M,
Mathews P,
Paul H,
Karthik R,
Mammen JJ,
et al.
(2022)
Protective effect conferred by prior infection and vaccination on COVID-19 in a healthcare worker cohort in South India.
PLOS ONE 17(5): e0268797.
https://doi.org/10.1371/journal.pone.0268797